Photos: The Andes in OverdriveRiding a motorcycle 5,000 miles (8,048 kilometers) along twisting mountain passes through four countries in five weeks presented Argentine photographer Henry von Wartenberg with many spectacular sights. Check out these weird, wondrous images. Compiled by Rachel Scheer

I've never been to the moon, but I bet its landscape would be similar to the otherworldly salt flats of Argentina's Salinas Grandes. The sides of the flats are very wet. Rider Juan Stanglmaier got his bike stuck in the mud. After digging it out and pushing it for 984 feet (300 meters), we were able to get back on track. —Photographer Henry Von Wartenberg